BR112019007729A2 - image parameter encoding and decoding process, image parameter encoding and decoding device and corresponding computer programs - Google Patents

image parameter encoding and decoding process, image parameter encoding and decoding device and corresponding computer programs

Info

Publication number
BR112019007729A2
BR112019007729A2 BR112019007729A BR112019007729A BR112019007729A2 BR 112019007729 A2 BR112019007729 A2 BR 112019007729A2 BR 112019007729 A BR112019007729 A BR 112019007729A BR 112019007729 A BR112019007729 A BR 112019007729A BR 112019007729 A2 BR112019007729 A2 BR 112019007729A2
Authority
BR
Brazil
Prior art keywords
image parameter
parameter encoding
computer programs
current image
corresponding computer
Prior art date
Application number
BR112019007729A
Other languages
Portuguese (pt)
Inventor
Reuze Kevin
Philippe Pierrick
Original Assignee
Orange
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Orange filed Critical Orange
Publication of BR112019007729A2 publication Critical patent/BR112019007729A2/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission

Abstract

a presente invenção refere-se a codificação de, pelo menos, um parâmetro de imagem corrente (pu), caracterizado por, relativamente a uma zona (bi) de uma imagem corrente (icj), implementar o que segue: - em função do valor de, pelo menos, um parâmetro de uma zona de imagem que precede a referida zona da imagem corrente, seleção (c3a) de um método de codificação do referido, pelo menos, um parâmetro de imagem corrente, entre pelo menos dois métodos de codificação predeterminados (mcx, mcy), - codificação (c4a) do valor do referido, pelo menos, um parâmetro de imagem corrente através do método de codificação selecionado (mcsel).The present invention relates to the coding of at least one current image parameter (pu), characterized in that, in relation to a zone (bi) of a current image (icj), it implements the following: - as a function of the value of at least one parameter of an image zone preceding said current image zone, selecting (c3a) a coding method of said at least one current image parameter between at least two predetermined coding methods (mcx, mcy), - encoding (c4a) the value of said at least one current image parameter by the selected encoding method (mcsel).

BR112019007729A 2016-10-21 2017-10-16 image parameter encoding and decoding process, image parameter encoding and decoding device and corresponding computer programs BR112019007729A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1660251A FR3058019A1 (en) 2016-10-21 2016-10-21 METHOD FOR ENCODING AND DECODING IMAGE PARAMETERS, DEVICE FOR ENCODING AND DECODING IMAGE PARAMETERS AND CORRESPONDING COMPUTER PROGRAMS
PCT/FR2017/052840 WO2018073523A1 (en) 2016-10-21 2017-10-16 Method for coding and decoding image parameters, device for coding and decoding image parameters and computer programs corresponding thereto

Publications (1)

Publication Number Publication Date
BR112019007729A2 true BR112019007729A2 (en) 2019-07-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112019007729A BR112019007729A2 (en) 2016-10-21 2017-10-16 image parameter encoding and decoding process, image parameter encoding and decoding device and corresponding computer programs

Country Status (8)

Country Link
US (1) US10827179B2 (en)
EP (1) EP3529987A1 (en)
JP (1) JP7233363B2 (en)
KR (1) KR102306631B1 (en)
CN (1) CN109845259B (en)
BR (1) BR112019007729A2 (en)
FR (1) FR3058019A1 (en)
WO (1) WO2018073523A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3086831A1 (en) * 2018-10-01 2020-04-03 Orange CODING AND DECODING OF AN OMNIDIRECTIONAL VIDEO
US11323748B2 (en) * 2018-12-19 2022-05-03 Qualcomm Incorporated Tree-based transform unit (TU) partition for video coding

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4501631B2 (en) 2004-10-26 2010-07-14 日本電気株式会社 Image coding apparatus and method, computer program for image coding apparatus, and portable terminal
KR20120070479A (en) * 2010-12-21 2012-06-29 한국전자통신연구원 Method and apparatus for encoding and decoding of intra prediction mode information
CN103609110B (en) * 2011-06-13 2017-08-08 太阳专利托管公司 Picture decoding method, method for encoding images, picture decoding apparatus, picture coding device and image encoding/decoding device
RU2603552C2 (en) * 2011-06-24 2016-11-27 Сан Пэтент Траст Image decoding method, image encoding method, image decoding device, image encoding device and image encoding and decoding device
JP6130839B2 (en) * 2011-10-06 2017-05-17 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン Entropy coding
CN107181962B (en) * 2011-10-07 2020-03-27 英迪股份有限公司 Method for decoding intra prediction mode of current block
HUE055825T2 (en) * 2011-10-18 2021-12-28 Lg Electronics Inc Method for intra prediction and device therefor
CN102665079B (en) * 2012-05-08 2014-11-26 北方工业大学 Adaptive fast intra prediction mode decision for high efficiency video coding (HEVC)
JP6130515B2 (en) * 2013-04-05 2017-05-17 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． High throughput residual coding for transform skip blocks for CABAC in HEVC
WO2014172387A1 (en) * 2013-04-15 2014-10-23 Huawei Technologies Co., Ltd. Method and apparatus of depth prediction mode selection

Also Published As

Publication number Publication date
CN109845259B (en) 2022-05-17
KR102306631B1 (en) 2021-09-28
WO2018073523A1 (en) 2018-04-26
JP7233363B2 (en) 2023-03-06
KR20190068588A (en) 2019-06-18
US10827179B2 (en) 2020-11-03
FR3058019A1 (en) 2018-04-27
JP2019537344A (en) 2019-12-19
US20190335180A1 (en) 2019-10-31
EP3529987A1 (en) 2019-08-28
CN109845259A (en) 2019-06-04

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